During the last 12 months, these 50 songs from 50 different artists brought us or joy or enveloped our sadness. These are the melodies that stayed stuck in our heads, the words that spoke to us, even if it simply was with a vitriolic epithet that somehow still made us grin ear-to-ear, as was the case with our #1 song of the year. Some of these were radio hits, but most either made their mark on the Internet or among those few who heard them. In our humble opinion, here are the 50 Best Songs of 2010: